Name: Sempell Model STE5 Pneumatic Control Unit
Brand: Sempell

TÜV type tested Control Unit to operate spring loaded safety valves as Controlled Safety Pressure Relief Sytems (CSPRS) acc.

EN ISO 4126-5

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Sempell Model STE5 Pneumatic Control Unit

Specs

Ambient Temperature:

Max. 60 °C

Compressed Air Supply:

4 bar min., 8 bar max.

Air Consumption:

During normal operation: 0,08 mN?/h

Quality of Compressed Air:

Filtered and dried; due point temperature at least 10°C lower than ambient temperature

Type of Enclosure:

IP 66

Weight:

48kg

Others:

Other versions available on request

Features

High tightness up to set pressure due to supplementary load
Small opening and closing pressure differences
High setting accuracy and reproducibility
Opening possible even below set pressure
Pressure setting of safety valve during normal plant operation
Check of the control function without operation of the safety valve
With one unit more than one safety valve can be operated
In case of failure, the safety valve opens as direct spring valve (fail-safe function)
No electrical energy supply necessary
Ideally suitable for explosion Protection